---
title: "CS 25.820 Lavatory doors — CS-25 · Avioverse"
description: "All lavatory doors must be designed to preclude anyone from becoming trapped inside the lavatory."
url: "https://avioverse.aero/regulations/easa/cs-25/subpart-d/cs-25-820"
---

# CS 25.820 Lavatory doors

Large Aeroplanes (CS-25) · CS-25 · EAR revision 26 Jan 2023

IR Implementing rule

## CS 25.820 Lavatory doors

All lavatory doors must be designed to preclude anyone from becoming trapped inside the lavatory. If a locking mechanism is installed, it must be capable of being unlocked from the outside without the aid of special tools.

\[Amdt 25/4]

IR · CS 25.820 — CS-25 · ED Decision 2007/020/R · CS-25 Easy Access Rules · EAR revision 26 Jan 2023

[All rules in SUBPART D – DESIGN AND CONSTRUCTION](https://avioverse.aero/regulations/easa/cs-25/subpart-d)

Consolidated from the EASA Easy Access Rules (revision 26 Jan 2023, extracted 13 Oct 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.